38
Port mode LED
(Mode) status
Port LED
Port LED
status
Description
Flashing green (PoE
mode)
Green
On
PoE power supply is normal.
Flashing at 3 Hz
The device attached to the port requires
power higher than the maximum or currently
available PoE output power on the port.
Off
The port is not supplying power.
Yellow
On
The device attached to the port is not a
powered device or a PoE failure has
occurred.
Off
The port is supplying power normally or not
supplying power.
1000Base-X SFP port LED
Table 17 1000Base-X SFP port LEDs description
Status
Description
Steady green
The port is operating at 1000 Mbps.
Flashing green
The port is sending or receiving data.
Off
No link is present on the port.